.main_page{
    width: 100%;
    margin-top: 30px;
    margin-left: 20px;
}
.picture{
    width: 70%;
    float: left;
}
.selectsButton{
    width: 25%;
    float: left;
    margin-top: 200px;
}
.chart_picture{
    margin-top: 30px;
}
.fx_title{
    text-align: center;
}
.fx{
    margin: 10px;
    border: lightgrey solid 1px;
}
.cl{
    margin-left: 10px;
    text-align: center;
}
.cl font{
    margin-right: 20px;
}
.fx_buttongroup{
    margin: 10px;
}
#control{
    margin-top: 10px;

}
#caiji{
    margin-top: 30px;

}
#message{
    margin-top: 30px;

}
#x_fw{
    margin-top: 30px;

}
#method{
    margin-top: 30px;

}